4ct ceylon blue sapphire & diamond ring, French, circa 1940

Emerald & diamond half-eternity ring

French, tiger's eye honey bear ring

1940s, dark green chrysoprase panel ring

Antique French yellow sapphire & diamond cluster ring

Antique natural pearl half hoop ring

Art Deco aquamarine & diamond cluster ring

Signet ring

Antique, Belle Époque ruby & diamond ring

1950s morganite & diamond cocktail cluster ring

A rare natural cabochon crystal opal & paste cluster ring, circa 1900

Art Deco emerald & diamond panel ring

Trabert & hoeffer-mauboussin cabochon emerald & diamond cocktail ring

A spectacular Victorian snake ring

Australian opal & diamond cluster ring

Art Deco royal blue sapphire & diamond target cluster ring

Edwardian toi et moi diamond engagement ring

Antique, Victorian diamond navette panel ring

Antique, Georgian citrine & diamond cluster cocktail ring

Vintage garnet & diamond cluster ring

Vintage, 1900s diamond ring

Vintage, impressive peridot & diamond navette ring

Vintage | blue topaz ring

Vintage, textured diamond nugget ring

Antique sapphire & diamond & natural pearl cocktail ring

Vintage Cartier, enamel & green garnet panthère ring

French, Art Deco 4ct diamond bombé dress ring

Vintage 1970s cabochon australian opal ring

Vintage Tiffany & co, cabochon amethyst ring, circa 1980

Antique | a rare 19th century large double belt ring

Antique | Edwardian, cabochon sapphire & diamond cluster ring

Pink sapphire & diamond cluster ring

Antique emerald | Art Deco emerald & diamond ring

Vintage, Art Deco sapphire & diamond band

French | powerful, natural amethyst ring

Antique Burmese ruby & diamond cluster ring

Tiffany & co | an incredible morganite ring

Victorian | a stunning ruby & diamond three-stone ring

Retro | ruby & diamond ring by Tiffany & co

Vintage | Art Deco, large diamond three-stone ring

Art Deco | brazilian emerald & diamond three-stone ring

Fine quality | Art Deco, emerald & diamond three-stone ring

Antique | Art Deco, sapphire & diamond ring

Edwardian | diamond daisy cluster ring

Art Deco | 1920s, aquamarine & diamond cocktail ring

A rare design | Art Deco, 1920s natural pearl ring

Belle Époque | sapphire & diamond ring

Art Deco sapphire & diamond engagement ring

Art Deco | emerald & diamond three-stone ring

Vintage, Art Deco crystal opal & diamond cocktail ring